JPH0145768B2 - - Google Patents
Info
- Publication number
- JPH0145768B2 JPH0145768B2 JP57131598A JP13159882A JPH0145768B2 JP H0145768 B2 JPH0145768 B2 JP H0145768B2 JP 57131598 A JP57131598 A JP 57131598A JP 13159882 A JP13159882 A JP 13159882A JP H0145768 B2 JPH0145768 B2 JP H0145768B2
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- circuit
- resonant circuit
- voltage
- base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
- H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
- H03F3/193—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only with field-effect devices
- H03F3/1935—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only with field-effect devices with junction-FET devices
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Control Of Amplification And Gain Control (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57131598A JPS5922416A (ja) | 1982-07-28 | 1982-07-28 | 高周波増幅回路 |
| US06/515,171 US4535301A (en) | 1982-07-28 | 1983-07-19 | High frequency amplifier circuit |
| CA000432906A CA1195390A (en) | 1982-07-28 | 1983-07-21 | High frequency amplifier circuit |
| AU17286/83A AU552839B2 (en) | 1982-07-28 | 1983-07-26 | R f amplifier |
| DE3327107A DE3327107C2 (de) | 1982-07-28 | 1983-07-27 | Hochfrequenzverstärkerschaltung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57131598A JPS5922416A (ja) | 1982-07-28 | 1982-07-28 | 高周波増幅回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5922416A JPS5922416A (ja) | 1984-02-04 |
| JPH0145768B2 true JPH0145768B2 (US20080094685A1-20080424-C00004.png) | 1989-10-04 |
Family
ID=15061801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57131598A Granted JPS5922416A (ja) | 1982-07-28 | 1982-07-28 | 高周波増幅回路 |
Country Status (5)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3423769A1 (de) * | 1984-06-28 | 1986-01-09 | Robert Bosch Gmbh, 7000 Stuttgart | Schaltendstufe, insbesondere eines schaltreglers fuer ventilmagnete |
| JPH02170602A (ja) * | 1988-12-22 | 1990-07-02 | Sumitomo Electric Ind Ltd | マイクロ波集積回路 |
| US5252820A (en) * | 1991-03-11 | 1993-10-12 | Mitsubishi Denki Kabushiki Kaisha | Photoelectric conversion circuit having a tuning circuit and changeover switcher |
| EP1998439B1 (en) * | 2006-03-20 | 2012-02-22 | Fujitsu Limited | Analog circuit |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2734112C2 (de) * | 1977-07-28 | 1982-11-11 | Siemens AG, 1000 Berlin und 8000 München | Verstärkende Zweikreis-Bandfilteranordnung |
| GB2002608B (en) * | 1977-08-01 | 1982-03-24 | Pioneer Electronic Corp | Automatic gain control circuit |
| DE2833056C3 (de) * | 1978-07-27 | 1984-02-16 | Texas Instruments Deutschland Gmbh, 8050 Freising | HF-Verstärker |
| US4353036A (en) * | 1980-08-29 | 1982-10-05 | Rca Corporation | Field effect transistor amplifier with variable gain control |
-
1982
- 1982-07-28 JP JP57131598A patent/JPS5922416A/ja active Granted
-
1983
- 1983-07-19 US US06/515,171 patent/US4535301A/en not_active Expired - Lifetime
- 1983-07-21 CA CA000432906A patent/CA1195390A/en not_active Expired
- 1983-07-26 AU AU17286/83A patent/AU552839B2/en not_active Expired
- 1983-07-27 DE DE3327107A patent/DE3327107C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US4535301A (en) | 1985-08-13 |
| DE3327107C2 (de) | 1985-12-12 |
| JPS5922416A (ja) | 1984-02-04 |
| DE3327107A1 (de) | 1984-02-09 |
| CA1195390A (en) | 1985-10-15 |
| AU552839B2 (en) | 1986-06-19 |
| AU1728683A (en) | 1984-02-02 |
